dataset
gb/dˈætəsˌɛt/ us/dˈætəsˌɛt/
B2
Inglês
Acepções
0 acepção
Substantivo
technical
B2
entity
1
organized collection of data
a group of data kept together and used for study, analysis, or computer programs
Padrão de uso:
a dataset of [data]; a dataset for [purpose]
Erro comum:
Dataset is countable: one dataset, two datasets. Use data, not dataset, for information in general.
Sinônimos
data collection (more general and less technical)
|
database (often larger and organized for storage and querying, not just analysis)
|
corpus (used especially for a structured collection of texts or language examples)
Colocações
large dataset
|small dataset
|public dataset
|research dataset
|medical dataset
|customer dataset
|analyze a dataset
|create a dataset
|download a dataset
|dataset contains
Temas
data
|technology
|research
|statistics
|ai
Exemplos
- The researchers released a dataset of more than 50,000 satellite images.
- Before analyzing the dataset, we removed duplicate records and missing values.
- The app uses a small dataset to recommend local restaurants.
Exemplos para estudantes
- We downloaded a dataset for our class project.
- This dataset contains information about weather and temperature.
Gramática
Forma no dicionário
dataset
AFI
GB/dˈætəsˌɛt/
US/dˈætəsˌɛt/
Sílabas e tonicidade
data - set (2 sílabas)
Stress on 1st syllable (data)
Formas da palavra
Noun
- Base: dataset
- Plural: datasets
Expressões
benchmark dataset
1/bˈɛnt͡ʃmˌɑɹk dˈætəsˌɛt/
fixed phrase
technical
standard data for comparison
a standard dataset used to compare results fairly
Exemplos
- Their algorithm achieved strong results on a well-known benchmark dataset.
- Benchmark datasets make it easier to compare new models with older ones.
labeled dataset
1/lˈeɪbəld dˈætəsˌɛt/
fixed phrase
technical
data with assigned labels
data where each example has a name, category, or correct answer attached
Exemplos
- The team created a labeled dataset of customer emails marked as urgent or non-urgent.
- A labeled dataset is essential for many supervised learning tasks.
open dataset
1/ˈoʊpən dˈætəsˌɛt/
fixed phrase
freely available data
a dataset that anyone can usually access and use
Exemplos
- The city published an open dataset of bus arrival times.
- Researchers used open datasets to study air quality around the world.
real-world dataset
1/ɹˈil wˈɚld dˈætəsˌɛt/
fixed phrase
data from actual situations
a dataset made from real situations, not made-up examples
Exemplos
- The system worked in the lab, but it failed on a messy real-world dataset.
- We evaluated the tool using a real-world dataset from a hospital network.
synthetic dataset
1/sɪnθˈɛtɪk dˈætəsˌɛt/
fixed phrase
technical
artificially generated data
a dataset made by a computer or simulation, not collected from real life
Exemplos
- The company generated a synthetic dataset to test the software without exposing customer information.
- Synthetic datasets can help when real data is rare, expensive, or sensitive.
test dataset
1/tˈɛst dˈætəsˌɛt/
fixed phrase
technical
data for testing models
data used to check how well a model works
Exemplos
- Accuracy was measured on a test dataset that the model had never seen.
- The test dataset included examples from several different countries.
training dataset
1/tɹˈeɪnɪŋ dˈætəsˌɛt/
fixed phrase
technical
data for training models
data used to help a computer model learn
Exemplos
- The model performed well on the training dataset but poorly on new data.
- We need a larger training dataset before the system can recognize rare objects.
validation dataset
1/vˌælɪdˈeɪʃən dˈætəsˌɛt/
fixed phrase
technical
data for model tuning
data used while improving a model before the final test
Exemplos
- We adjusted the learning rate based on results from the validation dataset.
- The validation dataset helped us choose the best version of the model.